Home / 10,369,938.30-15,554,907.45-6,543,563.10

Finding the Fourth Proportional to 10,369,938.30, 15,554,907.45 and 6,543,563.10

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Solution

The fourth proportional to 10,369,938.30, 15,554,907.45 and 6,543,563.10 is: 9,815,344.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,938.30 : 15,554,907.45 = 6,543,563.10 : x
  2. Step 2: Convert to fraction form
    10,369,938.30/15,554,907.45 = 6,543,563.10/x
  3. Step 3: Cross multiply
    10,369,938.30x = 15,554,907.45 × 6,543,563.10
  4. Step 4: Simplify right side
    10,369,938.30x = 101,784,518,413,735.08
  5. Step 5: Solve for x
    x = 101,784,518,413,735.08/10,369,938.30
  6. Step 6: Final answer
    x = 9,815,344.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.